Home / 22,934.11-31,658.08-15,377.68

Finding the Fourth Proportional to 22,934.11, 31,658.08 and 15,377.68

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Solution

The fourth proportional to 22,934.11, 31,658.08 and 15,377.68 is: 21,227.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,934.11 : 31,658.08 = 15,377.68 : x
  2. Step 2: Convert to fraction form
    22,934.11/31,658.08 = 15,377.68/x
  3. Step 3: Cross multiply
    22,934.11x = 31,658.08 × 15,377.68
  4. Step 4: Simplify right side
    22,934.11x = 486,827,823.65
  5. Step 5: Solve for x
    x = 486,827,823.65/22,934.11
  6. Step 6: Final answer
    x = 21,227.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.